package com.zr.dao;
/**
 * 
 * @author CY
 *
 */
import com.zr.model.User;

public interface UserDao {
	/**
	 * 获取老师对象
	 * 
	 * @param userNum
	 * @param userPsw
	 * @return
	 */
	public User getUserByNumAndPassword(String userNum, String userPsw);
}
